STM32F302RBT6 32-Bit Microcontroller IC with ARM Cortex-M4 Core, 72MHz Speed, and 128KB Flash Memory

STM32F302 is based on the high-performance ARM® Cortex®-M4 32-bit RISC core with FPU operating at a frequency of up to 72 MHz, and embedding a floating point unit (FPU), a memory protection unit (MPU) and an embedded trace macrocell (ETM). The family incorporates high-speed embedded memories (up to 256 Kbytes of Flash memory, up to 40 Kbytes of SRAM) and an extensive range of enhanced I/Os and peripherals connected to two APB buses.

• Core: ARM® Cortex®-M4 32-bit CPU with FPU (72 MHz max), single-cycle multiplication and HW division, DSP instruction and MPU (memory protection unit)
• Operating conditions: VDD, VDDA voltage range: 2.0 V to 3.6 V
• Memories: 128 to 256 Kbytes of Flash memory, up to 40 Kbytes of SRAM with HW parity check implemented on the first 16 Kbytes
• CRC calculation unit
• Reset and supply management: Power-on/Power-down reset (POR/PDR), Programmable voltage detector (PVD)
• Low-power modes: Sleep, Stop and Standby
• VBAT supply for RTC and backup registers
• Clock management: 4 to 32 MHz crystal oscillator, 32 kHz oscillator for RTC with calibration, Internal 8 MHz RC with x16 PLL option, Internal 40 kHz oscillator
• Up to 87 fast I/Os, all mappable on external interrupt vectors, several 5 V-tolerant
• Interconnect matrix
• 12-channel DMA controller
• Two ADCs 0.20 μS (up to 17 channels) with selectable resolution of 12/10/8/6 bits, 0 to 3.6 V conversion range
• One 12-bit DAC channel with analog supply from 2.4 to 3.6 V
• Four fast rail-to-rail analog comparators with analog supply from 2 to 3.6 V
• Two operational amplifiers that can be used in PGA mode
• Up to 24 capacitive sensing channels supporting touchkey, linear and rotary touch sensors
• Up to 11 timers including 32-bit and 16-bit timers with various functions
• Calendar RTC with Alarm, periodic wakeup from Stop/Standby
• Communication interfaces: CAN interface, Two I2C Fast mode plus, Up to five USART/UARTs, Up to three SPIs, USB 2.0 full speed interface, Infrared transmitter
• Serial wire debug, Cortex®-M4 with FPU ETM, JTAG